<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="lib/vue-2.4.0.js"></script>
</head>
<body>
<div id="app">
    <counter></counter>
    <hr>
    <counter></counter>
    <hr>
    <counter></counter>
</div>
<template id="tmpl">
    <div>
        <input type="button" value="+1" @click="increment">
        <h3>{{count}}</h3>
    </div>
</template>
<script>
    // var dataobj={count:0}
    Vue.component('counter',{
        template:'#tmpl',
        data:function () {
            return {
                count:0
            }
        },
        methods: {
            increment(){
                this.count++
            }
        }
    })

    var vm=new Vue({
        el:'#app',
        data:{

        },
        methods:{

        }
    })
</script>
</body>
</html>